Home / 1,195,563.44-1,793,738.86-485,400.80

Finding the Fourth Proportional to 1,195,563.44, 1,793,738.86 and 485,400.80

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Solution

The fourth proportional to 1,195,563.44, 1,793,738.86 and 485,400.80 is: 728,261.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,563.44 : 1,793,738.86 = 485,400.80 : x
  2. Step 2: Convert to fraction form
    1,195,563.44/1,793,738.86 = 485,400.80/x
  3. Step 3: Cross multiply
    1,195,563.44x = 1,793,738.86 × 485,400.80
  4. Step 4: Simplify right side
    1,195,563.44x = 870,682,280,905.93
  5. Step 5: Solve for x
    x = 870,682,280,905.93/1,195,563.44
  6. Step 6: Final answer
    x = 728,261.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.